*SUPPORT*
IN: dax zup dax OUT: BLUE BLUE
IN: gazzer zup dax OUT: PINK BLUE
IN: gazzer OUT: PINK
IN: dax wif OUT: BLUE YELLOW
IN: gazzer lug kiki tufa dax zup dax OUT: BLUE BLUE PINK RED RED RED RED
IN: gazzer kiki tufa dax gazzer OUT: BLUE PINK PINK PINK PINK PINK
IN: wif kiki tufa wif kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax OUT: BLUE
IN: gazzer tufa gazzer lug kiki OUT: PINK RED RED RED RED PINK
IN: lug wif zup lug tufa gazzer kiki OUT: PINK PINK PINK PINK RED YELLOW RED
IN: dax tufa wif OUT: YELLOW BLUE
IN: wif kiki OUT: YELLOW YELLOW YELLOW YELLOW
IN: lug kiki OUT: RED RED RED RED
IN: wif lug zup dax OUT: YELLOW RED BLUE

*QUERY*
IN: dax zup wif OUT: BLUE YELLOW
IN: wif zup lug OUT: YELLOW RED
IN: lug OUT: RED
IN: dax kiki OUT: BLUE BLUE BLUE BLUE
IN: wif OUT: YELLOW
IN: dax zup wif tufa wif wif dax OUT: YELLOW YELLOW BLUE BLUE YELLOW
IN: gazzer lug zup wif tufa lug zup dax OUT: RED BLUE PINK RED YELLOW
IN: gazzer gazzer OUT: PINK PINK
IN: wif zup wif OUT: YELLOW YELLOW
IN: dax zup lug OUT: BLUE RED

*GRAMMAR*
dax -> BLUE 
 wif -> YELLOW 
 lug -> RED 
 gazzer -> PINK 
 u1 kiki -> [u1] [u1] [u1] [u1] 
 u1 zup u2 -> [u1] [u2] 
 x1 tufa x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 